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2026-01-26 - 15:30
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #e, slot #8

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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  Congatec
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rackeslot8s.osadl.org (updated Mon Jan 26, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8592719912750,1271cyclictest10034792sleep33
8592719911180,1114cyclictest10358692sleep33
859271992450,242cyclictest1197089-21turbostat3
859271992430,240cyclictest1165019-21turbostat3
859271992321,1cyclictest0-21swapper/33
859271992018,1cyclictest0-21swapper/33
859271992017,1cyclictest0-21swapper/33
859271992017,1cyclictest0-21swapper/33
859271991917,0cyclictest0-21swapper/33
859271991916,1cyclictest0-21swapper/33
859271991916,1cyclictest0-21swapper/33
859271991916,1cyclictest0-21swapper/33
859271991815,1cyclictest0-21swapper/33
859271991815,1cyclictest0-21swapper/33
859271991815,1cyclictest0-21swapper/33
859271991815,1cyclictest0-21swapper/33
8934562170,5sleep1893516-21sed1
85927199177,7cyclictest10749212sleep33
859271991715,1cyclictest0-21swapper/33
859271991715,1cyclictest0-21swapper/33
859271991715,1cyclictest0-21swapper/33
859271991715,1cyclictest0-21swapper/33
859271991714,1cyclictest0-21swapper/33
859271991714,1cyclictest0-21swapper/33
859271991615,0cyclictest0-21swapper/33
859271991614,1cyclictest0-21swapper/33
859271991614,1cyclictest0-21swapper/33
859271991613,1cyclictest0-21swapper/33
859271991613,1cyclictest0-21swapper/33
859271991611,3cyclictest951110-21chrt3
85927199161,12cyclictest1068524-21taskset3
85927199161,11cyclictest1107106-21turbostat3
85927199160,12cyclictest1255641-21chrt3
301798160,2rtkit-daemon0-21swapper/11
85927199154,8cyclictest1108946-21taskset3
859271991513,1cyclictest0-21swapper/33
859271991513,1cyclictest0-21swapper/33
859271991513,1cyclictest0-21swapper/33
859271991513,1cyclictest0-21swapper/33
859271991513,1cyclictest0-21swapper/33
859271991513,1cyclictest0-21swapper/33
859271991512,1cyclictest0-21swapper/33
859271991512,1cyclictest0-21swapper/33
859271991512,1cyclictest0-21swapper/33
859271991512,1cyclictest0-21swapper/33
859271991512,1cyclictest0-21swapper/33
85927199151,11cyclictest887277-21taskset3
85927199147,5cyclictest0-21swapper/33
859271991413,0cyclictest0-21swapper/33
859271991412,1cyclictest0-21swapper/33
859271991412,1cyclictest0-21swapper/33
859271991412,1cyclictest0-21swapper/33
859271991412,1cyclictest0-21swapper/33
859271991412,1cyclictest0-21swapper/33
859271991411,1cyclictest0-21swapper/33
859271991411,1cyclictest0-21swapper/33
859271991411,1cyclictest0-21swapper/33
85927199141,10cyclictest900096-21turbostat3
9217542130,4sleep2923817-21cut2
85927199139,1cyclictest0-21swapper/33
859271991311,1cyclictest0-21swapper/33
859271991311,1cyclictest0-21swapper/33
859271991311,1cyclictest0-21swapper/33
859271991311,1cyclictest0-21swapper/33
859271991310,1cyclictest0-21swapper/33
859271991310,1cyclictest0-21swapper/33
85927199130,10cyclictest1161084-21chrt3
85927199130,10cyclictest1139517-21taskset3
8668062121,8sleep2867836-21munin-node2
85927199121,9cyclictest893196-21taskset3
85927199121,9cyclictest1087482-21taskset3
859271991212,0cyclictest0-21swapper/33
8591212121,6sleep1859180-21munin-run1
9149242113,2sleep0171rcu_preempt0
9327232101,7sleep0932772-21fschecks_count0
301798100,6rtkit-daemon967240-21kthreadcore1
301798100,6rtkit-daemon865795-21munin-node1
301798100,6rtkit-daemon1198784-21grep1
301798100,5rtkit-daemon870077-21cut1
301798100,5rtkit-daemon1264656-21tr1
301798100,5rtkit-daemon1255392-21seq1
301798100,5rtkit-daemon1171840-21diskstats1
301798100,5rtkit-daemon1152132-21ls1
301798100,4rtkit-daemon1281732-21cat1
301798100,3rtkit-daemon865795-21munin-node1
12545882100,3sleep21254685-21tr2
11009062102,4sleep11100939-21apt-get1
10926092101,6sleep21093025-21head2
10627762103,5sleep1331ktimers/11
991142290,6sleep2991331-21if_eno12
952572291,4sleep0952754-21sed0
900760291,5sleep2431ktimers/22
30179890,5rtkit-daemon901840-21kthreadcore1
30179890,5rtkit-daemon636-21snmpd1
30179890,5rtkit-daemon1044848-21kthreadcore1
30179890,4rtkit-daemon1236204-21munin-run1
30179890,4rtkit-daemon1127043-21tail1
30179890,4rtkit-daemon1054406-21python31
30179890,3rtkit-daemon636-21snmpd1
1268580291,4sleep11268555-21apt-get1
1268541291,5sleep01268560-21munin-run0
1229560291,4sleep21229471-21apt-get2
1158537291,5sleep21158661-21date2
1029792291,5sleep01029891-21/usr/sbin/munin0
990927281,4sleep0991073-21df0
972651280,5sleep0973855-21kthreadcore0
971808281,4sleep2972007-21idleruntime2
945757281,4sleep2945868-21/usr/sbin/munin2
939277281,4sleep0939420-21df0
912104281,4sleep0912162-21ntp_states0
906992281,4sleep2907192-21hddtemp_smartct2
30179880,5rtkit-daemon636-21snmpd1
30179880,5rtkit-daemon3205-21sendmail-mta1
30179880,4rtkit-daemon887047-21sh1
30179880,4rtkit-daemon865795-21munin-node1
30179880,4rtkit-daemon865795-21munin-node1
30179880,4rtkit-daemon865795-21munin-node1
30179880,4rtkit-daemon865795-21munin-node1
30179880,4rtkit-daemon787483-21kworker/1:2+events1
30179880,4rtkit-daemon667-21lldpd1
30179880,4rtkit-daemon667-21lldpd1
30179880,4rtkit-daemon667-21lldpd1
30179880,4rtkit-daemon638-21ntpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon492-21gmain1
30179880,4rtkit-daemon448-21wpa_supplicant1
30179880,4rtkit-daemon430-21avahi-daemon1
30179880,4rtkit-daemon3205-21sendmail-mta1
30179880,4rtkit-daemon3205-21sendmail-mta1
30179880,4rtkit-daemon3205-21sendmail-mta1
30179880,4rtkit-daemon3205-21sendmail-mta1
30179880,4rtkit-daemon317-21systemd-udevd1
30179880,4rtkit-daemon2904-21cron1
30179880,4rtkit-daemon1228395-21latency1
30179880,1rtkit-daemon0-21swapper/11
30179880,1rtkit-daemon0-21swapper/11
30179880,1rtkit-daemon0-21swapper/11
30179880,1rtkit-daemon0-21swapper/11
30179880,1rtkit-daemon0-21swapper/11
1236177281,4sleep01236225-21idleruntime-cro0
1218747280,6sleep21220829-21cut2
1192359280,5sleep21193677-21kthreadcore2
1189975281,5sleep01184521-21/usr/sbin/munin0
1166359281,5sleep21167526-21kthreadcore2
1139531281,4sleep00-21swapper/00
1134648280,5sleep21136704-21kthreadcore2
1113974281,4sleep11114174-21hddtemp_smartct1
1112842283,2sleep11113050-21sed1
1081438281,3sleep01081440-21apt-get0
1068950281,4sleep21069943-21irqstats2
1057900281,4sleep11060067-21tr1
1044489281,5sleep21046578-21kthreadcore2
1038936281,4sleep11041130-21cut1
1022995281,3sleep01023027-21apt-get0
1003760281,3sleep01003793-21apt-get0
1003476281,4sleep1297-21systemd-journal1
961461270,4sleep0963653-21tr0
945173270,1sleep20-21swapper/22
913652270,4sleep2913908-21irqcore2
913451270,4sleep1913651-21hddtemp_smartct1
30179870,3rtkit-daemon989702-21strings1
30179870,3rtkit-daemon865795-21munin-node1
30179870,3rtkit-daemon865795-21munin-node1
30179870,3rtkit-daemon667-21lldpd1
30179870,3rtkit-daemon667-21lldpd1
30179870,3rtkit-daemon3205-21sendmail-mta1
30179870,3rtkit-daemon1261332-21sed1
1270299270,4sleep21271500-21cut2
1263864270,4sleep21263900-21kthreadcore2
1249684271,3sleep00-21swapper/00
1236451271,3sleep21236484-21apt-get2
1216447270,1sleep00-21swapper/00
1203413270,2sleep20-21swapper/22
1183369271,4sleep01183421-21/usr/sbin/munin0
1183369271,4sleep01183421-21/usr/sbin/munin0
1159894271,3sleep21161083-21grep2
1145969271,4sleep01146001-21apt0
1120616271,3sleep01121158-21irqcore0
1081599270,4sleep21081795-21gltestperf2
1050394270,4sleep01052187-21grep0
1035873270,4sleep21035904-21idleruntime-cro2
1015603270,4sleep01015743-21sed0
1003483271,3sleep21003497-21sendmail2
999178260,3sleep01001247-21kthreadcore0
984458261,2sleep20-21swapper/22
965158261,2sleep2965191-21apt-get2
952294260,2sleep20-21swapper/22
951576260,1sleep00-21swapper/00
925849261,2sleep0925760-21kworker/u16:1-ext4-rsv-conversion0
886953260,1sleep00-21swapper/00
868064260,1sleep00-21swapper/00
864513260,3sleep2864696-21/usr/sbin/munin2
30179860,3rtkit-daemon636-21snmpd1
30179860,3rtkit-daemon297-21systemd-journal1
1274996260,1sleep00-21swapper/00
1261635260,1sleep20-21swapper/22
1245181260,3sleep01247308-21grep0
1243277260,4sleep21243958-21irqrtprio2
1236537260,1sleep00-21swapper/00
1210433260,2sleep21210466-21apt-get2
1190651260,3sleep21190790-21latency_hist2
1169649261,2sleep00-21swapper/00
1152377261,2sleep00-21swapper/00
1147896261,2sleep20-21swapper/22
1067969261,3sleep21068007-21http2
1060068260,3sleep21060561-21/usr/sbin/munin2
1042946261,2sleep00-21swapper/00
1042136260,1sleep00-21swapper/00
1026140261,3sleep21028076-21latency2
1011121260,3sleep21012102-21cut2
985931250,2sleep0987585-21kthreadcore0
980531250,2sleep2982691-21kthreadcore2
978039250,2sleep00-21swapper/00
967655250,3sleep0968292-21kthreadcore0
926125250,1sleep00-21swapper/00
899664250,1sleep20-21swapper/22
899634250,1sleep00-21swapper/00
893173250,1sleep20-21swapper/22
880493250,1sleep20-21swapper/22
858774250,1sleep00-21swapper/00
854020250,2sleep20-21swapper/22
1281910250,1sleep00-21swapper/00
1281367250,3sleep00-21swapper/00
1275474250,1sleep20-21swapper/22
1256661250,2sleep01257615-21kthreadcore0
1229124250,1sleep00-21swapper/00
1224219250,3sleep21225285-21cat2
1222700250,3sleep00-21swapper/00
1204033250,2sleep00-21swapper/00
1203213250,1sleep00-21swapper/00
1177819250,1sleep20-21swapper/22
1176644252,2sleep0151ktimers/00
1164870250,1sleep00-21swapper/00
1145533250,1sleep20-21swapper/22
1133512250,2sleep00-21swapper/00
1132729250,1sleep00-21swapper/00
1122104250,3sleep21123374-21kthreadcore2
1119738250,1sleep20-21swapper/22
1115239251,2sleep00-21swapper/00
1108011250,2sleep20-21swapper/22
1102363251,2sleep20-21swapper/22
1089271250,2sleep01090458-21kthreadcore0
1076378251,2sleep00-21swapper/00
1074366250,1sleep00-21swapper/00
1067756250,1sleep00-21swapper/00
1061279250,1sleep00-21swapper/00
1054413251,2sleep20-21swapper/22
1016558250,2sleep00-21swapper/00
1009872250,1sleep20-21swapper/22
932540240,1sleep20-21swapper/22
932224240,3sleep20-21swapper/22
905722240,1sleep00-21swapper/00
887296240,1sleep00-21swapper/00
880881240,1sleep20-21swapper/22
874884240,2sleep0875187-21irqcore0
1283246241,1sleep20-21swapper/22
1209955240,3sleep20-21swapper/22
1106985240,3sleep00-21swapper/00
1094506240,2sleep20-21swapper/22
958757230,1sleep20-21swapper/22
860884230,1sleep00-21swapper/00
1191185230,1sleep00-21swapper/00
1184151230,1sleep20-21swapper/22
1184151230,1sleep20-21swapper/22
1126659230,1sleep20-21swapper/22
1112717230,1sleep00-21swapper/00
1094456230,1sleep00-21swapper/00
1080024230,1sleep21080196-21strings2
1019446230,1sleep20-21swapper/22
1036119220,1sleep20-21swapper/22
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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